<template>
  <div>
    <h3 class="title">公告详情</h3>
    <el-divider />
    <el-form :model="detailData">
      <el-form-item label="公告标题">
        <el-input v-model="detailData.title" required placeholder="请输入公告标题" />
      </el-form-item>

      <el-form-item label="公告内容">
        <el-input v-model="detailData.content" required type="textarea" rows="5"
                  placeholder="请输入公告内容" />
      </el-form-item>

      <el-form-item>
        <el-button @click="submit" class="fullBtn" type="primary">提交</el-button>
        <el-button @click="back" class="fullBtn" type="danger">返回</el-button>
      </el-form-item>

    </el-form>
  </div>
</template>

<script setup>
import { watch, inject, ref } from "vue"
import { useRouter } from 'vue-router'
const router = useRouter()
const $axios = inject('$axios')
const $root = inject('$root')
let detailData = ref({})

/* 获取详情数据 */
const getDetailData = () => {
  const id = router.currentRoute.value.params.id
  detailData.value = {}
  if (id) {
    $axios.get($root + `/notice/${id}/`).then(r => {
      console.log(r)
      if (r.data.code == 200) {
        detailData.value = r.data.data
      }
    })
  }
}

/* 提交 */
const submit = () => {
  const id = router.currentRoute.value.params.id
  if (id) {
    update(id)
  }
  else {
    add()
  }
}
/* 更新数据 */
const update = (id) => {
  $axios.post($root + `/notice/update/${id}/`, detailData.value)
      .then(r => {
        if (r.data.code = 200) {
          ElMessage({
            message: '更新数据成功',
            type: 'success',
          })
        }
        else {
          ElMessage.error('更新数据失败')
        }
      })
}

/* 添加数据 */
const add = () => {
  $axios.post($root + `/notice/`, detailData.value)
      .then(r => {
        if (r.data.code = 200) {
          ElMessage({
            message: '添加数据成功',
            type: 'success',
          })
        }
        else {
          ElMessage.error('添加数据失败')
        }
      })
}
/* 返回 */
const back = () => {
  router.back()
}

watch(() => router.currentRoute.value.name, (name) => {
  if (name == "noticeDetail") {
    getDetailData()
  }
}, { immediate: true, deep: true })

</script>

<style>
.el-form-item__content {
  display: flex;
  justify-content: center;
}
</style>